Dear Samsung Member,
Greetings from Samsung Customer Support!
We are very sorry for the inconvenience caused to you and would like to inform you that as you have tried all the steps we request you kindly visit the service center as your device needs physical inspection, to check for the nearest service center kindly click on the link : https://www.samsung.com/in/support/service-center/
Thank you for writing to Samsung.
Samsung Customer Support